RESEARCH BASE

Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,625 Citations 34,852 Keywords Indexed 4 Evidence Tiers

3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.

325 results for "21 cm cosmology" — page 4 of 17

ZH_3_04 Verified Archaeoastronomy

ZH_3_04 — Chaco Canyon: Solar Markers and Pueblo Astronomy

Chaco Canyon (northwestern New Mexico) was the center of Ancestral Puebloan (formerly called Anasazi) civilization from approximately 850–1150 CE, featuring monumental Great Houses containing hundreds of rooms, extensive

Chaco Canyon Sun Dagger Fajada Butte Pueblo Bonito Great Houses solstice
ZH_3_20 Credible Archaeoastronomy

ZH_3_20 — The Inca Ceque System: Astronomical Lines, Sacred Geography & Cusco's Cosmic Order

The ceque system (zeq'e, "line" or "boundary" in Quechua) — a network of 41 conceptual lines radiating outward from the Coricancha (Temple of the Sun) in Cusco, Peru, connecting approximately 328 sacred sites (huacas: sp

ceque-system inca-astronomy cusco huaca sightline astronomical-alignment
ZH_3_15 Credible Archaeoastronomy

ZH_3_15 — Norse Astronomy: Sunstones, Aurvandil's Toe, and Viking Celestial Navigation

The Norse/Viking world (c. 800–1100 CE) developed a distinctive astronomical culture shaped by extreme northern latitudes — long summer days with no true darkness, short winter days with extended night, the aurora boreal

Norse astronomy Viking navigation sunstone Iceland spar calcite Aurvandil
C_5_39 Credible Global Traditions

C_5_39 — Feng Shui: Chinese Geomancy, Spatial Harmony, and the Built Environment

Feng shui (風水, literally "wind-water") is a Chinese system of spatial analysis and environmental design with roots extending back at least 3,500 years, aimed at harmonizing human structures and activities with the natura

feng shui geomancy qi Chinese cosmology yin-yang five elements
C_5_33 Verified Global Traditions

C_5_33 — Oceanic Mythology: Pacific Creation Stories and Polynesian Cosmology

The mythologies of the Pacific — spanning Polynesia, Melanesia, and Micronesia across the world's largest ocean — represent some of humanity's most elaborate oral traditions, encoding navigational knowledge, ecological u

polynesian mythology maui tangaroa rangi papa creation myth pacific
C_3_00 Global Traditions

C_3_00 — Cosmology Cycles Ritual: Subfolder Summary

ZF_3_13 Credible Oceanography

ZF_3_13 — Sacred Seas — Ocean Mythology and Maritime Ritual Worldwide

Every major maritime culture has developed elaborate mythological frameworks for understanding and relating to the sea — systems of divine governance, ritual propitiation, and cosmological meaning that reflect genuine ec

ocean mythology maritime ritual sea gods Poseidon Varuna Tangaroa
E_4_16 Verified Cataclysms & Chronology

E_4_16 — Cosmogenic Isotope Dating: Beryllium-10 and Exposure Ages

Cosmogenic nuclide dating (also called cosmogenic exposure dating or terrestrial cosmogenic nuclide, TCN, dating) is a geochronological method that determines how long a rock surface has been exposed at or near Earth's s

cosmogenic nuclide beryllium-10 10Be 26Al 36Cl 3He
E_4_25 Verified Cataclysms & Chronology

E_4_25 — Bayesian Age Modeling: Statistical Frameworks for Archaeological Chronology

Bayesian age modeling — the application of Bayesian statistical inference to combine radiocarbon dates with prior archaeological knowledge (stratigraphy, typology, historical constraints) to produce refined chronological

Bayesian chronology radiocarbon calibration OxCal prior probability posterior probability Buck
E_1_09 Verified Cataclysms & Chronology

E_1_09 — Solar Storms and Miyake Events

The Sun periodically releases enormous bursts of energy — coronal mass ejections (CMEs) and solar proton events (SPEs) — that interact with Earth's magnetosphere and can have devastating consequences for technology-depen

solar storm Carrington Event coronal mass ejection CME Miyake event solar proton event
ZG_5_10 Credible Linguistics & Communication

ZG_5_10 — Internet Language: Emoji, Netlingo, and Digital Communication Pragmatics

Internet language — the varieties of written, spoken, and multimodal language shaped by digital communication technologies — represents one of the most rapid and widespread shifts in human communicative practice in histo

internet language netspeak emoji emoticon digital communication CMC
ZG_1_12 Verified Linguistics & Communication

ZG_1_12 — Ogham, Runic, and Northern European Writing Systems

The Ogham and Runic scripts are two distinctive writing systems that developed in the northern and western peripheries of Europe, each serving as a medium for monumental inscriptions, personal names, territorial claims,

ogham runes runic futhark Elder Futhark Younger Futhark
ZG_3_12 Verified Linguistics & Communication

ZG_3_12 — Metaphor Theory: Lakoff, Blending, and Figurative Language as Cognition

Metaphor theory — the study of how figurative language works and what it reveals about human thought — underwent a revolutionary transformation in the late 20th century with the publication of George Lakoff and Mark John

metaphor conceptual metaphor theory CMT Lakoff Johnson source domain
J_1_01 Credible Ancient Technology

J_1_01 — Ancient Power Generation & Energy Systems

This document examines claims of ancient power generation and energy systems, from well-documented artifacts with debated functions (Baghdad Battery) to highly speculative theories (Great Pyramid as power plant). Each cl

Baghdad Battery Dendera light bulb Great Pyramid power plant Djed pillar ancient electricity piezoelectric
J_4_02 Verified Ancient Technology

J_4_02 — Ancient Medicine and Healing Traditions

Ancient healing traditions represent some of humanity's most sophisticated technological achievements, yet are frequently underestimated by modern observers who conflate ritual context with practical ineffectiveness. Egy

ancient medicine Ayurveda Traditional Chinese Medicine TCM Ebers Papyrus Hippocrates
Q_1_18 Verified Cosmology & Physics

Q_1_18 — Loop Quantum Gravity: Discrete Spacetime and the Planck Scale

Loop Quantum Gravity (LQG) is one of two major approaches (alongside string theory) to the quantization of general relativity — the long-sought unification of quantum mechanics and Einstein's theory of gravity. LQG's fou

loop quantum gravity spin foam spin network Planck scale Ashtekar variables Immirzi parameter
Q_2_15 Verified Cosmology & Physics

Q_2_15 — Magnetars and Fast Radio Bursts

Magnetars are neutron stars with ultra-strong magnetic fields (B ~ 10¹³–10¹⁵ gauss — a thousand times stronger than typical radio pulsars and ~10¹⁰ times the strongest laboratory magnets), powered not by rotation (as wit

magnetar fast radio burst FRB soft gamma repeater SGR anomalous X-ray pulsar
Q_3_12 Verified Cosmology & Physics

Q_3_12 — Telescope Technology and Observational Cosmology

The history of astronomy is inseparable from the history of telescope technology, and each major advance in instrumentation has triggered transformative discoveries. Galileo (1609) turned a simple refracting telescope to

telescope observatory optical telescope radio telescope space telescope Hubble
Q_0_00 Cosmology & Physics

Q_0_00 — Cosmology & Astrophysics: Section Summary

O_1_02 Verified Earth Anomalies

O_1_02 — Magnetosphere, Solar Activity, and Earth's Shield

Earth's magnetic field is an invisible shield that makes complex life on the surface possible — without it, solar wind would strip away the atmosphere and sterilize the planet, as happened to Mars ~3.8 billion years ago

magnetosphere geomagnetic magnetic field solar wind coronal mass ejection CME